The vernal equinox occurs as Mercury stands still in Pisces and several of Jupiter’s moons transit in the sky this week.

NASA's newest space telescope rocketed into orbit Tuesday to map the entire sky like never before—a sweeping look at hundreds ...

The NASA SPHEREx telescope will use infrared instruments and a broad field of view to map the entire sky. It will observe the ...

YEAH, IT’S STILL LOOKING PRETTY MUCH THE SAME AS WHAT WE’VE BEEN EXPECTING HERE DAYS PRIOR, WHICH IS SEVERE WEATHER IS LIKELY ...

Spherex popped off the rocket's upper stage first ... map the entire sky with its infrared eyes and wide field of view. Four full-sky surveys are planned over two years, as the telescope circles ...

The moon will glow a shade of red during this week's lunar eclipse, the only this year. Will New Jersey, Pennsylvania and ...

A total lunar eclipse will turn the full moon red on Thursday evening and Friday morning across the Western Hemisphere, depending on where you live.

The smaller of the two famous dipper-shaped asterisms in the northern sky, the Little Dipper extends ... with Venus to its upper right. The latter is far easiest to spot, blazing at magnitude ...

Sunday will be somewhat brighter and a little milder with afternoon temperatures in the mid 60s in the Valley. A breeze will ...